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Guniting Waterproof Polymer Coating Heat Insulation Of Roof Brick Bat Coba Cementious Injection Grouting Sand Blasting Epoxy Coating Terrace Garden Swimming Pool Strenghthning
 
Brick Bat Coba
A. Providing and laying integral cement based water proofing treatment including preparation of surface as required for treatment of roofs ,balconies , terrace etc, consisting of following operations.
  1. Applying and grouting a slurry coat of neat cement using 2.75 kg/sqm. Of cement admixed with proprietary water proofing compound over the RCC slab including cleaning the surfacebefore treatment.
  2. Laying cement concrete using broken bricks/brick bats 25mm to 100mm size with 50% of cement mortar (1 cement : 5 coarse sand) admixed with proprietary water proofing compound to required slope and treating similarly the adjoining walls upto 300mm height including rounding of junctions of walls and slabs.
  3. After 2 days of proper curing applying a second coat of cement slurry admixed with proprietary water proofing compound.
  4. Finishing the surface with 20mm thick jointless cement mortar of mix 1:4 (1 cement : 4 coarse sand) admixed with proprietary water proofing compound and finally finishing the surface with trowel with neat cement slurry and making of 300X300 mm square.
  5. The whole finished shall be flooded with water for a minimum period of two weeks for curing and for final test. All above operations to be done in order and as directed and specified by the Engineer-in-charge.
  6. With average thickness of 120 mm and minimum thickness at khurra as 65 mm.
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